21248657296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4441}}^1\times {\mathrm{15739}}^1$

素因数の和:20207

約数の個数: 40

約数和(自身を含む): 43348589600

約数和(自身を除く): 22099932304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4441, 8882, 15739, 17764, 31478, 35528, 62956, 71056, 84379, 125912, 168758, 251824, 299041, 337516, 598082, 675032, 1196164, 1350064, 2392328, 4784656, 69896899, 139793798, 279587596, 559175192, 1118350384, 1328041081, 2656082162, 5312164324, 10624328648, 21248657296]

約数ペア:

[(1, 21248657296), (2, 10624328648), (4, 5312164324), (8, 2656082162), (16, 1328041081), (19, 1118350384), (38, 559175192), (76, 279587596), (152, 139793798), (304, 69896899), (4441, 4784656), (8882, 2392328), (15739, 1350064), (17764, 1196164), (31478, 675032), (35528, 598082), (62956, 337516), (71056, 299041), (84379, 251824), (125912, 168758)]